Only one implementation of MockRtpPacketSink once

webrtc/video/rtp_video_stream_receiver_unittest.cc

Index: webrtc/video/rtp_video_stream_receiver_unittest.cc
diff --git a/webrtc/video/rtp_video_stream_receiver_unittest.cc b/webrtc/video/rtp_video_stream_receiver_unittest.cc
index d309397dd471d32fcc40adb7fbc391905feb3652..c3649dfd63f7b9dbcf8d425e20383e5ba131dd56 100644
--- a/webrtc/video/rtp_video_stream_receiver_unittest.cc
+++ b/webrtc/video/rtp_video_stream_receiver_unittest.cc
@@ -11,6 +11,7 @@
 #include "webrtc/test/gtest.h"
 #include "webrtc/test/gmock.h"
 
+#include "webrtc/call/rtp_packet_sink_interface_mock.h"
 #include "webrtc/common_video/h264/h264_common.h"
 #include "webrtc/media/base/mediaconstants.h"
 #include "webrtc/modules/pacing/packet_router.h"
@@ -95,11 +96,6 @@ class MockOnCompleteFrameCallback
   rtc::ByteBufferWriter buffer_;
 };
 
-class MockRtpPacketSink : public RtpPacketSinkInterface {
- public:
-  MOCK_METHOD1(OnRtpPacket, void(const RtpPacketReceived&));
-};
-
 constexpr uint32_t kSsrc = 111;
 constexpr uint16_t kSequenceNumber = 222;
 std::unique_ptr<RtpPacketReceived> CreateRtpPacketReceived(